Pouring chemicals.
Wiring up machine.
Balancing the machine.
Checking the clipboard.
Dissecting fish under lamp, close up.
Male and female students sitting on floor.
Four figures in movement, diagonal light across floor.
Crouching in movement.
Two figures lying on the floor.
Six figures in movement, and one standing onlooker.
Resultaten 341 tot 350 van 633
